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LT3570IFE-TRPBF Datasheet(PDF) 2 Page - Linear Technology |
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LT3570IFE-TRPBF Datasheet(HTML) 2 Page - Linear Technology |
2 / 20 page LT3570 2 3570fa ABSOLUTE MAXIMUM RATINGS VIN1, VIN2, VIN3, VBIAS Voltage ..................................40V BOOST Voltage .........................................................60V BOOST Pin Above SW2.............................................25V NPN_DRV Voltage.......................................................8V SW1 Voltage .............................................................40V SHDN1, SHDN2, SHDN3 Voltage ..............................40V SYNC, RT Voltage........................................................3V SS1, SS2 Voltage........................................................3V FB1, FB2, FB3 Voltage...............................................10V (Note 1) VC1, VC2 Voltage..........................................................3V Maximum Junction Temperature........................... 125°C Operating Temperature Range (Note 2).. –40°C to 125°C Storage Temperature Range TSSOP ............................................... –65°C to 150°C QFN.................................................... –65°C to 125°C Lead Temperature (Soldering, 10 sec) TSSOP Only ...................................................... 300°C 24 23 22 21 20 19 7 8 9 TOP VIEW 25 UF PACKAGE 24-LEAD (4mm 4mm) PLASTIC QFN 10 11 12 6 5 4 3 2 1 13 14 15 16 17 18 VIN2 VIN2 SW2 SW1 GND GND VC2 SS2 GND RT SYNC SHDN3 TJMAX = 125°C, θJA = 37°C/W EXPOSED PAD (PIN 25) IS GND, MUST BE SOLDERED TO PCB FE PACKAGE 20-LEAD PLASTIC TSSOP 1 2 3 4 5 6 7 8 9 10 TOP VIEW 20 19 18 17 16 15 14 13 12 11 FB1 SHDN1 SHDN2 SHDN3 SYNC RT SS2 VC2 FB2 FB3 VC1 SS1 VIN1 GND SW1 SW2 VIN2 BOOST VIN3 NPN_DRV 21 TJMAX = 125°C, θJA = 38°C/W EXPOSED PAD (PIN 25) IS GND, MUST BE SOLDERED TO PCB PIN CONFIGURATION ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE LT3570EUF#PBF LT3570EUF#TRPBF 3570 24-Lead (4mm × 4mm) Plastic QFN –40°C to 125°C LT3570IUF#PBF LT3570IUF#TRPBF 3570 24-Lead (4mm × 4mm) Plastic QFN –40°C to 125°C LT3570EFE#PBF LT3570EFE#TRPBF LT3570FE 20-Lead Plastic TSSOP –40°C to 125°C LT3570IFE#PBF LT3570IFE#TRPBF LT3570FE 20-Lead Plastic TSSOP –40°C to 125°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Consult LTC Marketing for information on non-standard lead based finish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/ |
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